



Product Profile
The OVATION 1C31227G02 Analog Input Module is a high-performance voltage input module designed for integration within OVATION distributed control systems. It captures and converts analog signals from field instruments into precise digital data, enabling real-time process monitoring and control.
Built for accuracy and durability, this module is ideal for environments where signal integrity and system reliability are critical. Its robust electrical design and flexible input handling ensure consistent performance even in complex industrial settings.
Technical Specifications
| Parameter | Details |
|---|
| Model | 1C31227G02 |
| Brand | OVATION |
| Module Type | Analog Input Module (Voltage) |
| Input Channels | 8 Channels |
| Input Range | ±10 V, ±5 V (voltage input) |
| Resolution | 14-bit / up to 16-bit (configuration dependent) |
| Accuracy | ±0.1% Full Scale |
| Input Impedance | Up to 10 MΩ |
| Common Mode Rejection | >120 dB |
| Isolation | Channel-to-channel & system isolation |
| Power Consumption | Approx. 2.4–3.1 W |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Dimensions | Approx. 163 × 38 × 58 mm |
| Weight | Approx. 0.4 kg |
Application Fields
The 1C31227G02 module is widely applied in industries that rely on high-accuracy voltage signal monitoring and stable control systems.
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Power plants for turbine control and generator monitoring
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Petrochemical facilities handling complex process variables
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Water treatment systems with distributed analog sensors
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Industrial manufacturing requiring high-speed data acquisition
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Energy and utility systems demanding continuous operation
Its ability to support voltage-based analog inputs makes it particularly suitable for advanced instrumentation setups and high-sensitivity measurements.
Performance Advantages
This module is designed to deliver consistent, high-quality performance in demanding environments.
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High Signal Accuracy ensures precise data conversion for critical processes
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Wide Input Compatibility supports multiple voltage ranges and configurations
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Superior Noise Immunity minimizes interference in industrial environments
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Robust Isolation Design enhances system safety and stability
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Low Drift Characteristics maintain long-term measurement consistency
These advantages make it a strong choice for engineers seeking reliability and long lifecycle performance.
Technical FAQs
1. What type of signals does the 1C31227G02 support?
It is primarily designed for voltage input signals such as ±5V and ±10V.
2. How many channels are available?
The module supports 8 independent analog input channels.
3. What is the accuracy level?
It offers ±0.1% full-scale accuracy for reliable measurements.
4. Can it be used with current inputs?
No, this version is optimized for voltage inputs; current input modules use different variants.
5. Is it suitable for harsh environments?
Yes, it is designed to operate reliably in industrial conditions with electrical noise and temperature variations.
6. What is the resolution capability?
Typically 14-bit, with configurations supporting higher resolution depending on system setup.
7. Does it support isolation?
Yes, it includes both channel-to-channel and system isolation for signal integrity.
8. How is the module installed?
It is installed within the OVATION I/O rack as part of the modular DCS architecture.
9. What maintenance is required?
Minimal maintenance is needed due to its solid-state design and self-diagnostic capabilities.
10. What is the main advantage of this model over others?
Its optimized voltage input capability combined with high noise immunity and stability.